Take a tour of two pioneering rooftop farms that could be the first signs of a growing and much needed movement in a rapidly urbanizing China.

The Dutch architect once again shows what happens when roofs become ground

A different kind of green wall made of moss and rock

The City is looking for private developers to install the biggest rooftop farm in the country on a warehouse.

Here is another example of how green roofs are creating a whole new type of architecture that people can walk on and enjoy.

Design proposes "bringing together sustainable food production, entertainment, education and culinary delight."

They vary from the very clever but simple, like the Urbio, to hydroponic systems like the Live Screen

If vertical farming is going to get real, then it has to get really local and mix it up.

Aedas designs a railway station like a hill you can walk on.

I honestly don't know how he gets away with some of the things that he does.

The Greek economy may be ailing, but not every kind of growth is stagnant in the Mediterranean country: Green roofs are popping up all over, beautifying buildings and helping save much-needed cash.

To keep the heat down and solar production up, planting a garden around your rooftop solar array is a good idea.

High Fashion from roadkill? We also have an art installation that sent Estonians into the trees, egg nog pancakes, the year in gingerbread design, and more.

Architects and designers in Beirut are dreaming up ways to create a healthier environment that looks more like the hanging gardens of Babylon than its current concrete jungle.

Architect and author of Cradle to Cradle talks about green products, his new buildings, and what happened in China.

One farmer has been busy populating his farm with small-scale, low-tech green roofs. And he's sharing what he's learned.

We love windowfarms; Now they are available OTS (off the shelf) instead of DIY

Germany's longest motorway is about to get one huge make-over; it will soon become a giant public park. The the park will reconnect districts within the city that have been divided for nearly 30 years